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http://purl.uniprot.org/citations/20637075http://www.w3.org/1999/02/22-rdf-syntax-ns#typehttp://purl.uniprot.org/core/Journal_Citation
http://purl.uniprot.org/citations/20637075http://www.w3.org/2000/01/rdf-schema#comment"

Background

The use of genome-wide RNA abundance profiling by microarrays and deep sequencing has spurred a revolution in our understanding of transcriptional control. However, changes in mRNA abundance reflect the combined effect of changes in RNA production, processing, and degradation, and thus, mRNA levels provide an occluded view of transcriptional regulation.

Results

To partially disentangle these issues, we carry out genome-wide RNA polymerase II (PolII) localization profiling in budding yeast in two different stress response time courses. While mRNA changes largely reflect changes in transcription, there remains a great deal of variation in mRNA levels that is not accounted for by changes in PolII abundance. We find that genes exhibiting 'excess' mRNA produced per PolII are enriched for those with overlapping cryptic transcripts, indicating a pervasive role for nonproductive or regulatory transcription in control of gene expression. Finally, we characterize changes in PolII localization when PolII is genetically inactivated using the rpb1-1 temperature-sensitive mutation. We find that PolII is lost from chromatin after roughly an hour at the restrictive temperature, and that there is a great deal of variability in the rate of PolII loss at different loci.

Conclusions

Together, these results provide a global perspective on the relationship between PolII and mRNA production in budding yeast."xsd:string
http://purl.uniprot.org/citations/20637075http://purl.org/dc/terms/identifier"doi:10.1186/gb-2010-11-7-r75"xsd:string
http://purl.uniprot.org/citations/20637075http://purl.uniprot.org/core/author"Liu C.L."xsd:string
http://purl.uniprot.org/citations/20637075http://purl.uniprot.org/core/author"Friedman N."xsd:string
http://purl.uniprot.org/citations/20637075http://purl.uniprot.org/core/author"Yassour M."xsd:string
http://purl.uniprot.org/citations/20637075http://purl.uniprot.org/core/author"Rando O.J."xsd:string
http://purl.uniprot.org/citations/20637075http://purl.uniprot.org/core/author"Buratowski S."xsd:string
http://purl.uniprot.org/citations/20637075http://purl.uniprot.org/core/author"Kim T.S."xsd:string
http://purl.uniprot.org/citations/20637075http://purl.uniprot.org/core/author"Holik J."xsd:string
http://purl.uniprot.org/citations/20637075http://purl.uniprot.org/core/date"2010"xsd:gYear
http://purl.uniprot.org/citations/20637075http://purl.uniprot.org/core/name"Genome Biol"xsd:string
http://purl.uniprot.org/citations/20637075http://purl.uniprot.org/core/pages"R75"xsd:string
http://purl.uniprot.org/citations/20637075http://purl.uniprot.org/core/title"RNA polymerase mapping during stress responses reveals widespread nonproductive transcription in yeast."xsd:string
http://purl.uniprot.org/citations/20637075http://purl.uniprot.org/core/volume"11"xsd:string
http://purl.uniprot.org/citations/20637075http://www.w3.org/2004/02/skos/core#exactMatchhttp://purl.uniprot.org/pubmed/20637075
http://purl.uniprot.org/citations/20637075http://xmlns.com/foaf/0.1/primaryTopicOfhttps://pubmed.ncbi.nlm.nih.gov/20637075
http://purl.uniprot.org/uniprot/#_P38989-mappedCitation-20637075http://www.w3.org/1999/02/22-rdf-syntax-ns#objecthttp://purl.uniprot.org/citations/20637075
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http://purl.uniprot.org/uniprot/#_Q99383-mappedCitation-20637075http://www.w3.org/1999/02/22-rdf-syntax-ns#objecthttp://purl.uniprot.org/citations/20637075